The Wayback Machine - https://web.archive.org/web/20221105224042/https://raw.githubusercontent.com/lax1dude/eaglercraft/main/stable-download/Offline_Download_Version.html

You are playing the final release of Eaglercraft 1.5.2, no new official updates exist

the version you are currently using is from 10/25/2022

(Game will launch in 5)